In the sentences extracted from financial agreements in U.S. SEC filings, identify the named entities that represent a person ('PER'), an organization ('ORG'), or a location ('LOC'). The required answer format is: 'entity name, entity type'.
Text: All amendments to this Agreement must be in writing and signed by Borrower and Bank .
Answer:
Borrower, PER
Bank, ORG
O O O O O O O O O O O O B-PER O B-ORG O
All amendments to this Agreement must be in writing and signed by Borrower and Bank .